﻿/*
 * Created by SharpDevelop.
 * User: xieen
 * Date: 2013-08-27
 * Time: 9:24
 * 
 * To change this template use Tools | Options | Coding | Edit Standard Headers.
 */
using System;

namespace GoF23Learning._23.Visitor_Pattern.Refactor
{
	/// <summary>
	/// Description of Shape.
	/// </summary>
	public  abstract  class Shape
	{
		public abstract void  Draw();
		//预料未来会引入新的操作
		public abstract void Accept(ShapeVisitor visitor);
	}
}
